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EP 4 294 547 A1

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(43) Date of publication: 27.12.2023 Bulletin 2023/52 (21) Application number: 22756920.9 (22) Date of filing: 17.02.2022

(51) International Patent Classification (IPC):  B01D 51/10(2006.01) B01D 53/32(2006.01) B01D 53/62(2006.01) B01D 53/22(2006.01) B01D 53/34(2006.01) B82Y 40/00(2011.01) (52) Cooperative Patent Classification (CPC): C02F 1/469; C02F 1/20; C02F 1/46109; C02F 2001/46133; C02F 1/66; C02F 2103/08; B01D 19/0084 (86) International application number: PCT/US2022/016783 (87) International publication number: WO 2022/178119 (25.08.2022 Gazette 2022/34)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 17.02.2021 US 202163150512 P (71) Applicant: Massachusetts Institute of Technology Cambridge, MA 02139 (US)	(72) Inventors: HATTON, Trevor Alan Sudbury, MA 01776 (US) VARANASI, Kripa K. Lexington, MA 02421 (US) LAKE, John Cambridge, MA 02139 (US) KIM, Seoni Cambridge, MA 02142 (US) (74) Representative: Hoffmann Eitle  Patent- und Rechtsanwälte PartmbB Arabellastraße 30 81925 München 81925 München (DE)